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NPS Cultural Resources (Washington, DC) - National Historic Landmarks Program

Before you contact the National NHL Program office, please note:

We do not administer individual National Historic Landmarks. Please contact a property directly to find out if it is open to visitors. Many NHLs are privately owned.

Because of the high volume of email we receive and because of limited staff resources, if your inquiry is addressed on one of our web pages, you should not expect to receive a response.

For all inquiries, please email us using the link below.

Email Us
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Voice: 202-354-2211
Fax: 202-371-2229

Mailing Address

National Historic Landmarks Program

1849 C Street NW, Mail Stop 7228
Washington, DC 20240

Last updated: August 31, 2018

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